*{
    padding:0;
    margin:0;
}
#top{
    width:100%;
    height:100px;
}
#top_logo{
    width:40%;
    height:100px;
    float:left;
}
#top_logo span{
    display:block;
    width:60%;
    height:100px;
    font-size:60px;
    text-align: center;
    line-height: 100px;
    font-weight: bold;
    font-family: "微软雅黑";
    color:rgb(0,116,217);
}
#top #top_right{
    width:60%;
    height:100px;
    float:right;
}
#top #top_right #top_right_ul1{
    width:70%;
    height:50px;
    list-style: none;
}
#top #top_right #top_right_ul1 ul{
    width:70%;
    height:50px;
    list-style: none;
    margin-left:30%;
}
#top #top_right #top_right_ul1 ul li{
    width:20%;
    height:50px;
    float:left;
    margin-left:10%;
}
#top #top_right #top_right_ul1 ul li a{
    display: block;
    width:100%;
    height:30px;
    margin-top:5px;
    text-decoration: none;
    color:gainsboro;
    text-align: center;
    line-height: 30px;
    font-family: "微软雅黑";
    cursor: pointer;
}
#top #top_right #top_right_ul2{
    width:70%;
    height:50px;
    list-style: none;
    margin-left:20%;
}
#top #top_right #top_right_ul2 ul{
    width:100%;
    height:50px;
    list-style:none;
}
#top #top_right #top_right_ul2 ul li{
    float:left;
    width:15%;
    height:50px;
    cursor: pointer;
}
#top #top_right #top_right_ul2 ul li a{
    display: block;
    width:100%;
    height:30px;
    margin-top:5px;
    text-decoration: none;
    color:cornflowerblue;
    text-align: center;
    line-height: 30px;
    font-family: "微软雅黑";
}
#top #top_right #top_right_ul2 ul li a:hover{
    color:white;
    background:deepskyblue;
}
#nav{
    width:100%;
    height:200px;
    background:deepskyblue;
    overflow: hidden;
}
#nav_1{
    width:200px;
    height:50px;
    font-size:40px;
    text-align: center;
    line-height: 50px;
    color:white;
    font-family: "微软雅黑";
    margin-top:50px;
    margin-left:100px;
}
#nav_2{
    width:400px;
    height:30px;
    font-size:15px;
    text-align: center;
    line-height: 30px;
    color:white;
    font-family: "微软雅黑";
    margin-top:10px;
    margin-left:80px;
}
#bottom{
    width:100%;
    height:100px;
    background:rgb(50,50,50);
    text-align: center;
    line-height: 100px;
    color:white;
    font-size: 15px;
    font-family: "微软雅黑";
}
